class Date {
    public int year;
    public int month;
    public int day;

    public Date(int year, int month, int day) {
        this.year = year;
        this.month = month;
        this.day = day;
    }

    public void printDate() {
        System.out.println(year + "-" + month + "-" + day);
    }
}

public class Test1 {
    public static void main(String[] args) {
        //int a;
        //System.out.println(a);
    }

    public static void main1(String[] args) {
        //Date date = new Date();
        //date.printDate();
    }
}
